Official data from INPI

TERMINAIS ACHATADOS CONJUGADOS EM TUBOS FLEXIVEIS RIGIDOS DE ACO

Em AnáliseUtility Model

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Application data

Number

MU5700021

Type

Utility Model

Filing

01/11/1977

Publication

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Progress at the INPI

Filing01/11/77
Publication
Examination
Allowance08/17/82
Grant04/26/83
Terminated08/27/85

The patent was granted on 04/26/1983 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 08/27/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

ELETROMETALURGICA HENIO LTD

Inventors

R. H. (pessoa física)

Technical data

IPC Classification

H01H 1/58

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

08/27/1985

RPI 775

Cessão de direito de exploração

#22.1

02/26/1985

RPI 749

22.9

06/28/1983

RPI 662

Concessão da patente

#16.1

04/26/1983

RPI 653

Deferimento

#9.1

08/17/1982

RPI 617

Exigência - art. 36 da LPI

#6.1

02/09/1982

RPI 590

15.0

10/20/1981

RPI 574

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